Fix for missing dependency?

[DevLaTron]

Should be:

using Newtonsoft.Json.Linq;

instead of

using Unity.Plastic.Newtonsoft.Json.Linq;

[DevLaTron]

Also added fix for Linux Editor

[oskar-ziller]

Thank you for your contribution. If you prefer, you're welcome to submit a PR to the develop branch. Alternatively, I can incorporate your changes into the upcoming update that's currently in progress.

[DevLaTron]

Feel free to incorporate them manually, it's only a couple of lines. :)

[oskar-ziller]

Will add manually.